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US Patent: 143,072
Improvement in Bench-Planes
Metallic Wedge with a Palm Grip
Patentee:
Cyrus H. Hardy - Boston, MA

USPTO Classifications:

Tool Categories:
woodworking tools : planes : plane handles
woodworking tools : planes : plane adjustment mechanisms : plane cutter adjustments

Assignees:
John Sully - Dedham, MA

Manufacturer:
Unknown

Witnesses:
Carroll D. Wright
Saml. M. Barton
Nathl. Brewer, Jr.

Patent Dates:
Applied: May 28, 1873
Granted: Sep. 23, 1873

Patent Pictures: [ 1 | 2 | 3 ]
USPTO pdf tiff
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Description:
A metallic pronged wedge with an curved section providing a rest for the operator's hand. Seems most applicable to block planes, although similar to the wegdge/handle used on Hardy's earlier patent 131544.

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